Simulated holo effect, for illustration only.
Forbidden Trapezohedron
- Expansion
- Shadows in Valhalla
- Code
- SHVA-EN019
- Rarity
- Secret Rare
- Card type
- Spell · Normal
Card text
If you control exactly 2 monster card types (among Fusion, Synchro, and/or Xyz): Apply the following effect based on those types. ● Fusion and Synchro: Special Summon 1 "Outer Entity" Xyz Monster from your Extra Deck, and if you do, attach this card to it as material. ● Synchro and Xyz: Special Summon 1 "Elder Entity" Fusion Monster from your Extra Deck. ● Xyz and Fusion: Special Summon 1 "Old Entity" Synchro Monster from your Extra Deck. You can only activate 1 "Forbidden Trapezohedron" per turn.
Price history
Ungraded cards
Condition: Near Mint (Mint and Near Mint)
- From
- —
- Price trend
- €0.20
- Average price 30 days
- €0.24
- Average price 7 days
- €0.24
- Average price 1 day
- €0.27
Oct 2, 2026 · €0.20
The dashed line is an estimate from the markets' rolling averages; recorded history starts on Oct 1, 2026.
Show data as a table
| Date | Price | Low |
|---|---|---|
| Oct 2, 2026 | €0.20 | — |
| Oct 1, 2026 | €0.20 | — |
| Sep 25, 2026 (estimate) | €0.24 | — |
| Sep 24, 2026 (estimate) | €0.24 | — |
| Sep 2, 2026 (estimate) | €0.24 | — |
| Sep 1, 2026 (estimate) | €0.24 | — |
Graded index
Certified cards, by grader and grade — kept apart from ungraded prices.
No graded prices
There aren't enough reliable offers for this graded card on external markets.